diff options
Diffstat (limited to 'actionpack/lib/action_dispatch/middleware/public_exceptions.rb')
| -rw-r--r-- | actionpack/lib/action_dispatch/middleware/public_exceptions.rb | 52 |
1 files changed, 27 insertions, 25 deletions
diff --git a/actionpack/lib/action_dispatch/middleware/public_exceptions.rb b/actionpack/lib/action_dispatch/middleware/public_exceptions.rb index 7cde76b30e..3feb3a19f3 100644 --- a/actionpack/lib/action_dispatch/middleware/public_exceptions.rb +++ b/actionpack/lib/action_dispatch/middleware/public_exceptions.rb @@ -1,11 +1,13 @@ +# frozen_string_literal: true + module ActionDispatch # When called, this middleware renders an error page. By default if an HTML - # response is expected it will render static error pages from the `/public` + # response is expected it will render static error pages from the <tt>/public</tt> # directory. For example when this middleware receives a 500 response it will - # render the template found in `/public/500.html`. + # render the template found in <tt>/public/500.html</tt>. # If an internationalized locale is set, this middleware will attempt to render - # the template in `/public/500.<locale>.html`. If an internationalized template - # is not found it will fall back on `/public/500.html`. + # the template in <tt>/public/500.<locale>.html</tt>. If an internationalized template + # is not found it will fall back on <tt>/public/500.html</tt>. # # When a request with a content type other than HTML is made, this middleware # will attempt to convert error information into the appropriate response type. @@ -17,39 +19,39 @@ module ActionDispatch end def call(env) - status = env["PATH_INFO"][1..-1].to_i request = ActionDispatch::Request.new(env) + status = request.path_info[1..-1].to_i content_type = request.formats.first - body = { :status => status, :error => Rack::Utils::HTTP_STATUS_CODES.fetch(status, Rack::Utils::HTTP_STATUS_CODES[500]) } + body = { status: status, error: Rack::Utils::HTTP_STATUS_CODES.fetch(status, Rack::Utils::HTTP_STATUS_CODES[500]) } render(status, content_type, body) end private - def render(status, content_type, body) - format = "to_#{content_type.to_sym}" if content_type - if format && body.respond_to?(format) - render_format(status, content_type, body.public_send(format)) - else - render_html(status) + def render(status, content_type, body) + format = "to_#{content_type.to_sym}" if content_type + if format && body.respond_to?(format) + render_format(status, content_type, body.public_send(format)) + else + render_html(status) + end end - end - def render_format(status, content_type, body) - [status, {'Content-Type' => "#{content_type}; charset=#{ActionDispatch::Response.default_charset}", - 'Content-Length' => body.bytesize.to_s}, [body]] - end + def render_format(status, content_type, body) + [status, { "Content-Type" => "#{content_type}; charset=#{ActionDispatch::Response.default_charset}", + "Content-Length" => body.bytesize.to_s }, [body]] + end - def render_html(status) - path = "#{public_path}/#{status}.#{I18n.locale}.html" - path = "#{public_path}/#{status}.html" unless (found = File.exist?(path)) + def render_html(status) + path = "#{public_path}/#{status}.#{I18n.locale}.html" + path = "#{public_path}/#{status}.html" unless (found = File.exist?(path)) - if found || File.exist?(path) - render_format(status, 'text/html', File.read(path)) - else - [404, { "X-Cascade" => "pass" }, []] + if found || File.exist?(path) + render_format(status, "text/html", File.read(path)) + else + [404, { "X-Cascade" => "pass" }, []] + end end - end end end |